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1 + 1/(2*2) + 1/(4*3) + 1/(8*4) + 1/(16*5).....to infinite terms ...
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I will keep post a lot of ebooks here... Keep visiting this thread here But you have to give me time also.. It is taking time to upload ebooks... ...
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U have n identical coins... How to divide it into k parts such that each part has a maximum of M and a minimum of N? ...
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A stick of length 1 is divided randomly into 3 parts. What is the probability that a triangle can be made with those three parts? ...
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what is the least perfect square that when divided by 3 leaves 2 as remainder wen divided by 4 leaves 3 as a remainder and wen divided by 5 leaves 4 ...
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There are hundred prisoners each standing in a column. Each one is given a hat and there are two possible colors of hat which are red and white. The 100th person can see the hats of 99 people in front of him and the 99th pers ...
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find 0∫12x5tan-1x2dx ...
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What is fringe width ...
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A thin spherical shell having uniform density is cut in two parts by a plane and kept separated. The point A is the center of the plane section of the first partand B of the second part. Show that the gravitational field at A ...
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I am in a car moving with constant velocity, such that i cannot see what is going on outside. I dont know whether the car is at rest or in motion. How will I find it out? (Without using any external help! ) like a speedomente ...
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A disc of radius R is cut from a disc of radius 2R such that the edge of smaller disc touches the edge of original disc. What will be the centre of mass of left plate. ...
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if f(xy)=f(x)f(y) for all x,y in R. f'(1)=2 and f(4)=4 find f'(4) ...
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if 1-x2 + 1-x2 = a(x-y), prove that dy/dx= 1-y2 / 1-x2 ...
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The minute and hour hands of the clock meet at 12 o'clock What is the next time they meet? ...
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This question was from the test. I did not understand the solution. Could someone tell me the solution again? 1<sup>2</sup>-2<sup>2</sup>+3<sup>2</sup>-4<sup>2</sup>......... n& ...
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if on an average 100 new phone connections are given in a city evey week. The phone numbers of the city are 6 digit long. (of course not starting with 0) How many days will it take for the exchange to exhaust of all numbers! ...
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What is the number of matches to be played in a tennis tournament with n players? (assume there is no playoff for losers) i.e. no match for 3rd/4th position. Only the winners keep playing! ...
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What is the number of rectangles on a chess board? ...
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What is the number of non-congruent Rectangles in a chess board? ...
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When any coloured light passes through another coloured translucent or transparent medium it takes the colour of the medium. why?? pls explain in details! ...
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why red colour is used in danger signals? ...
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Check the latest advertisement from IIT. THere will be no subjective paper yet again :D CHeers enjoy :) http://www.iitd.ac.in/jee/ ...
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A block of mass m slides on a horizontal table under the action of a horizontal force. the coeffecient of friction between the mass and table is μ1, while that between the table and ground is μ2. Mass of block: m Mass of ta ...
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This is a real good work by all of you. I dont know any of you.. but I only hope that this site starts to work.. you have put a really good idea into one place. Thanks a lot. ...
